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Table 2
Detailed characteristics of the locality and sampling points with the range in each parameter over the complete survey.
| Environmental parameters | Sampling point | ||||
|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | |
| Water temperature (°C) | 24.1–31.6 | 21.9–27.6 | 11.8–27.9 | 6.8–25.6 | 3.2–24.7 |
| Water depth (m) | >1.5 | >1.5 | 0.1–0.7 | 0.3–0.6 | 0.2–0.9 |
| Distance from the bank (m) | 0.5–1.0 | 0.2–0.5 | 0.2–1.0 | 0.5 | 0.2–0.6 |
| Water velocity (m/s) | 0.3 | 0.3–1.0 | 1.2–2.3 | 0.9–1.8 | 0.7–1.6 |
| Submerged vegetation (%) | 5–15 | <5 | 20–60 | 10–50 | 0–50 |
| Emergent vegetation (%) | 5–20 | <5 | <5 | 5–20 | 5–25 |
| Woody debris (%) | <5 | 5–10 | <5 | 10 | 5–20 |
| Shading tree cover (%) | 0–20 | 5–30 | 15–30 | 20 | 10–30 |
| Depth of sediment (m) | 0.3 | 0.1 | 0.2 | 0.2 | 0.2–0.4 |
| Type of sediment | Rock, mud | Rock, mud | Clay, mud | Clay, mud | Mud |
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